525238 has 8 divisors (see below), whose sum is σ = 900432. Its totient is φ = 225096.

The previous prime is 525221. The next prime is 525241. The reversal of 525238 is 832525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×525238³ = 434700031433343816, which contains 333 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18745 + ... + 18772.

It is an arithmetic number, because the mean of its divisors is an integer number (112554).

2⁵²⁵²³⁸ is an apocalyptic number.

525238 is a deficient number, since it is larger than the sum of its proper divisors (375194).

525238 is a wasteful number, since it uses less digits than its factorization.

525238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37526.

The product of its digits is 2400, while the sum is 25.

The square root of 525238 is about 724.7330543034. The cubic root of 525238 is about 80.6836208094.

The spelling of 525238 in words is "five hundred twenty-five thousand, two hundred thirty-eight".